As the Detroit Lions embark on their playoff run, local retailers are expanding their offerings and are seeing increased ...

You've got the game tickets (if you're lucky). Plans to order a Honolulu blue-themed pizza. Maybe even some postgame bakery desserts after taking a peek at the Amon-Ra St. Brown headstand cake.

What once represented a tiny portion of Premier Pet Supply's sales has now turned into an unexpected source of revenue: sales of Detroit Lions jerseys, hoodies, T-shirts and bandanas, all for pets.